TWI710179B - Signal protection device and cable connector - Google Patents

Abstract

The present invention provides a cable connector installed on a cable, which includes a signal protection device, an outer tube and a transmission component; and the signal protection device includes an inner tube and a signal protection module; and the inner tube is from the One port of the outer tube is assembled inside, so that a metal guide rod of the inner tube is located in the outer tube; and the signal protection module is installed inside from the other port of the outer tube, so that the inner tube The metal guide rod penetrates the signal protection module; and the transmission component is installed inside from the other port of the outer tube, so that a conductive element is electrically connected to the metal guide rod of the inner tube, and a transmission The parts are exposed; for this reason, the module and miniaturized assembly can be achieved, and the technical features and objectives of the present invention can be achieved.

Description

Signal protection device and cable connector

The present invention is related to signal protection technology, and in particular refers to a signal protection device installed on a cable and a cable connector using the signal protection device.

According to the fact that electronic communication devices or components have a wide range of practical applications in modern life, such as signal devices used to receive TV signals, etc.; however, when the circuits of electronic products are exchanging signals, they may receive external or internal power. Influence, and then cause signal interference. For this reason, some designers are dedicated to how to effectively isolate external noise or shield interference phenomena caused by unstable power.

There are many ways to isolate external noise or shield the influence of electric power. The most common one is to install capacitive elements or passive components such as inductance elements in the device, such as the Republic of China Patent Publication No. TWM553048U Case B (below The label is quoted from the “capacitor module of communication element” disclosed in the embodiment of the aforementioned patent, which includes an inner electrode spacer 11, a capacitor 12, an outer electrode spacer 13 and an insulation Glue 14; and the inner electrode spacer 11 has a base 111 and a tapered protrusion 112 extending integrally from a side surface of the base 111, and is provided with a through hole 115 penetrating both sides of the base 111; and the capacitor 12 has a through hole 121 for providing the inner electrode spacer 11 for the tapered protrusion 112 to pass through; and the outer electrode spacer 13 is used to accommodate the inner electrode spacer 11 and the capacitor 12, and the outer electrode The spacer 13 is provided with a through hole 131 and an abutment ring portion 132, so that the capacitor 12 can be confined to both the abutment ring portion 132 of the outer electrode spacer 13 and the base 111 of the inner electrode spacer 11 And the insulating glue 14 is used to coat the inner electrode spacer 11, the capacitor 12 and the outer electrode spacer 13, so that the capacitor 12 can be firmly fixed to the inner electrode The spacer 11 and the outer electrode spacer 13 further form a modularized capacitor module 1.

In conclusion, if the capacitor module 1 is used in devices such as coaxial cables or amplifiers as a technical function of isolating external noise, then a capacitor module 1 can be connected in series with an iron core element 3 and then assembled in a housing Body 4; although the capacitor module 1 can achieve the technical effects of simplification and modularization of parts; however, when assembling each of the capacitor modules 1 in the outer housing 4, one of the capacitor modules must be sequentially installed The iron core element 3 will indirectly reduce the noise isolation effect of the whole device due to the limitation of the volume space of the outer casing 4 invisibly.

In summary, for this reason, how to make good use of the limited volume space and improve the function of good noise isolation, etc., is actually the urgent improvement objective of the present invention.

In view of the foregoing, the present invention provides a signal protection device for installation on cables, which has a modular and miniaturized design, dual protection design and customized components, thereby effectively suppressing external impurities Interference phenomena such as communication or high-voltage surge.

To achieve the above objective, a signal protection device provided by the present invention includes an inner tube and a signal protection module.

The inner tube has a first end and a second end corresponding to the first end and a closed surface. The outer peripheral wall of the inner tube close to the first end has an external thread section; and the inner tube The center and periphery of the closed surface of the second end protrude to form a metal guide rod.

The signal protection module includes a tubular barrier, a toroidal inductor, at least one capacitor, a set of components, and a conductive component, and the toroidal inductor, the assembling component, and the conductive component are individually sheathed in the The metal guide rod of the inner tube.

The inner peripheral wall of the tubular barrier has a plurality of radially recessed fitting parts for clamping on the inner tube.

The assembly is provided with a perforation and at least one set of holes, and the perforation is used to sleeve the metal guide rod of the inner tube, and the at least one set of holes is connected to the metal guide rod of the perforation and the inner tube; The at least one capacitor is accommodated in the at least one set of holes of the assembly, and is electrically connected to the metal guide rod of the inner tube.

The conductive element is a metal conductive ring and is arranged between one side of the toroidal inductor and the two components of the assembly; and the conductive element is penetrated with a perforation corresponding to the perforation of the assembly; and the The conductive element has at least one protruding pressing piece and at least one protruding guide piece, so that the annular inductor can pass through the other side of the at least one capacitor accommodated in the at least one set of holes of the assembly An electrical connection is formed with the relationship of being pressed by the at least one pressing piece of the conductive member.

The present invention also provides a cable connector, which includes a signal protection device using the aforementioned disclosure and an outer tube, and the signal protection device is assembled in the outer tube.

Preferably, the cable connector further includes a transmission module, which is assembled in the outer tube and electrically connected to the other side of the toroidal inductor of the signal protection module of the signal protection device.

The following preferred embodiments and their associated drawings are to illustrate the technical content and features of the present invention, such as "upper", "lower" and "left" mentioned in the content of this specification. Directional adjectives such as "right", "inner", "outer", "top" or "bottom" are only descriptive terms based on the normal direction of use, and are not intended to limit the claims of the present invention The intention of the scope of the patent application, and the sequential terms such as "1st", "2nd", "3rd" or "4th" mentioned in the patent specification of this case are only used to identify the description of the component Sexual terms are not intended to limit the technical features of the present invention or the scope of the patent application, and are described here first.

Please refer to FIGS. 1 to 4, which are a signal protection device 10 for installing on a cable disclosed in the first preferred embodiment of the present invention, and a cable connector 1 using the signal protection device 10 , and the cable The connector 1 includes: a signal protection device 10 , an outer tube 20, and a transmission component 50 . The signal protection device 10 includes: an inner tube 30 and a signal protection module 40 .

The inner circumferential wall of one end of the outer tube 20 has an internal threaded section 21 , and the inner circumferential wall of the other end has a first receiving portion 23 and a second receiving portion 25 that are radially concave; and the first receiving radially facing portion having a protruding line 23 and a plurality of spaced fitting section 231, and the radial dimension of the first receiving portion 23 is greater than the second radial dimension based accommodating portion 25 thereby forming a shoulder 24 of the , And taper from the second accommodating portion 25 toward the inner threaded section 21 to form a push-pull-shaped limiting portion 26 .

The inner tube 30 has a first end 301 and a second end 302 that corresponds to the first end 301 and is a closed surface. The outer peripheral wall of the inner tube 30 close to the first end 301 has an outer threaded section 31 , The outer peripheral wall of the inner tube 30 close to the second end 302 has a plurality of radially protruding teeth 33 , and the teeth 33 are arranged at intervals; and the inner tube 30 from the second end 302 The center and the periphery of the closed surface respectively protrude to form a metal guide rod 35 and an annular protrusion 37 , wherein the end of the metal guide rod 35 is recessed radially toward the body to form a clamping portion 351 .

Please refer to FIG. 2 again, and the signal protection module 40 includes a tubular barrier 41 , a toroidal inductor 42 , two capacitors 43 , a set of devices 44, and a conductive member 45 .

The outer peripheral wall of the tubular barrier 41 has a plurality of radially convex teeth 411 , and the teeth 411 are spaced apart; and the inner peripheral wall of the tubular barrier 41 has a plurality of radially concave teeth. fitting portion 413, fitting portion 413 and such system corresponding to match those of the teeth 30 of the inner tube portion 33. It is worth mentioning that the tubular barrier 41 is made of plastic material and thus has the function of preventing electrical interference.

The toroidal inductor 42 has an opening 421 , and the two capacitors 43 are non-polar multilayer ceramic capacitors. It is worth mentioning that the inductance value (or inductance value) of the toroidal inductor 42 matches the capacitance value (or capacitive reactance value) of the two capacitors 43 to improve the overall isolation of the signal protection module 40 from the outside world. The noise interference effect, and then prevent the external high voltage surge from causing electrical damage to other internal electronic components.

The assembling member 44 is ring-shaped with a through hole 441 , and the assembling member 44 is made of plastic material, which has the technical effect of preventing electrical interference. In addition, the assembling member 44 is penetrated with two sets of holes 443 , and the opening directions of the two sets of holes 443 intersect the opening direction of the through hole 441 , and respectively communicate with the through hole 441 , wherein the The two capacitors 43 are respectively accommodated in the positions of the two sets of holes 443 of the assembly member 44 , and an electrical terminal of any one of the capacitors 43 is electrically connected to the metal guide rod 35 of the inner tube 30 . In addition, the body of the assembling member 44 is individually recessed with two limiting portions 447 , and the two limiting portions 447 and the two sets of holes 441 are alternately arranged. The assembling member 44 of the signal protection module 40 disclosed in the first preferred embodiment of the present invention exemplifies that the two sets of holes 443 have the same axial opening direction and are perpendicular to the opening of the through hole 441 And the direction in which the two limiting portions 447 are recessed is the same direction as the through hole 441 . It is worth mentioning that the assembly 44 can also only have a set of holes 443 and only a limit portion 447 recessed.

Please refer to FIGS. 2 to 4 again, and the conductive member 45 is generally a ring-shaped metal conductive ring with a through hole 451 corresponding to the through hole 441 of the assembly member 44 ; and the conductive member 45 faces toward The direction of the second end 302 of the inner tube 30 protrudes separately to form two pressing pieces 453 , two guiding pieces 455, and two clamping pieces 457 , and the pressing pieces 453 and the guiding pieces 455 and the locking pieces 457 are arranged at intervals around the through hole 451 . Wherein, the conductive member 45 is arranged between one side of the toroidal inductor 42 and the assembly member 44 , so that the two pressing pieces 453 of the conductive member 45 are individually pressed on the other electrical terminal of the two capacitors 43 , So that one side of the toroidal inductor 42 can pass through the two pressing pieces 453 of the conductive member 45 and the two capacitors 43 to form an electrical connection. In addition, the two locking pieces 457 of the conductive member 45 correspond to the positions of the two limiting portions 447 of the assembly member 44 respectively. In addition, any one of the conductive pieces 455 of the conductive member 45 is used to abut against the inner peripheral wall of the outer tube 20 to form an electrical connection. Preferably, any one of the conductive pieces 455 of the conductive member 45 is The limit abuts against the position of the limit portion 26 on the inner peripheral wall of the outer tube 20 . It is worth mentioning that the conductive member 45 can also only project a pressing piece 453 , a guide piece 455 and a locking piece 457 respectively .

Please refer to FIG. 2 again, and the transmission assembly 50 includes a circuit substrate 51 , a conductive member 53 and a transmission member 55 ; and the circuit substrate 51 is electrically connected to the conductive member 53 and the transmission member 55, respectively . The conductive member 53 is electrically connected to one side of the circuit substrate 51 , and the conductive member 53 is generally C-shaped to form a through hole 531 ; and the conductive member 53 corresponds to the other side of the circuit substrate 51 The body protrudes to form five positioning protrusions 533 , and the positioning protrusions 533 are arranged at intervals from each other; and it is worth mentioning that the conductive member 53 is flexible and only one positioning protrusion 533 may be provided. . The transmission member 55 is a generally tubular metal core and is electrically connected to the other side of the circuit board 51 for transmitting signals to the outside.

Based on the technical features of the components disclosed in the first preferred embodiment, when assembling the signal protection device 10 and the cable connector 1 using the signal protection device 10 , please refer to FIGS. 2 to 2 together. 4. That is, the tubular blocking member 41 of the signal protection module 40 is first sleeved on the inner tube 30 , so that the tubular blocking member 41 is clamped to the teeth of the inner tube 30 by the fitting parts 413 33 . Then, the assembly 44 of the signal protection module 40 is sleeved on the metal guide rod 35 of the inner tube 30 through the perforation 441 , so that the assembly 44 is sleeved in the two sets of holes 443 of the assembly 44 One electrical terminal of the two capacitors 43 is electrically connected to the metal guide rod 35 of the inner tube 30 , and one side of the assembly 44 abuts against the annular protrusion 37 of the inner tube 30 to generate a buffer technology effect. Then, the conductive member 45 of the signal protection module 40 is sleeved on the metal guide rod 35 of the inner tube 30 through the through hole 451 , so that the two pressing pieces 453 of the conductive member 45 are pressed on the two capacitors 43 respectively The other electrical terminal allows the two locking pieces 457 of the conductive member 45 to be respectively locked and fixed to the two limiting portions 447 of the assembly member 44 . Then, the toroidal inductor 42 is sleeved on the metal guide rod 35 of the inner tube 30 through the opening 421 , so that one side of the toroidal inductor 42 can pass through the two pressing pieces 453 of the conductive member 45 and the two capacitors An electrical connection is formed between 43 .

Then, the inner tube 30 together with the tubular blocking member 41 of the signal protection module 40 , the toroidal inductor 42 , the assembly member 44, and the conductive member 45 are removed from the outer tube 20. The first accommodating portion 23 of the inner peripheral wall is assembled in the direction of the internal threaded section 21 , so that the tooth portions 411 of the tubular blocking member 41 of the signal protection module 40 are fitted and clamped to the outer tube 20 The positions of the plurality of fitting sections 231 of the first accommodating portion 23 , so that the tubular blocking member 41 of the signal protection module 40 is locked at the position of the second accommodating portion 25 of the outer tube 20 , and At the same time, it is blocked by the shoulder 24 of the outer tube 20 . At this time, the metal guide rod 35 of the inner tube 30 is located inside the outer tube 20 , and the outer threaded section 31 of the inner tube 30 is exposed. In addition, the signal protection module 40 is electrically conductive. Any one of the guide pieces 455 of the member 45 abuts and is located at the position of the limiting portion 26 of the inner peripheral wall of the outer tube 20 .

Then, install the transmission assembly 50 from the port of the outer tube 20 with the internal threaded section 21 inside, so that the conductive member 53 of the transmission assembly 50 is sleeved on the inner tube 30 through the through hole 531 The metal guide rod 35 forms an electrical connection, and allows the transmission member 55 of the transmission assembly 50 to be exposed at the port of the internal thread section 21 of the outer tube 20 ; preferably, the conductive member 53 of the transmission assembly 50 The clamping portion 351 of the metal guide rod 35 of the inner tube 30 is clamped, so that the positioning protrusions 533 of the conductive member 53 of the transmission assembly 50 can tightly abut against the ring shape of the signal protection module 40 The other side of the inductor 42 enables the signal to be transmitted to the outside through the transmission element 55 of the transmission assembly 50 .

In summary, after the technical features and assembling process of the signal protection device 10 and its components disclosed in the first preferred embodiment of the present invention to be installed on a cable, the desired technical effect is :

One is the signal protection device 10 with a modular and miniaturized design. Please refer to FIGS. 2 to 4 again, which means that the outer tube 20 of the signal protection device 10 disclosed in the present invention does have its volume space limitation in the actual product application specifications, so it is designed through a modular and miniaturized design. The signal protection device 10 can effectively greatly increase the maximum tolerance of isolation noise in a limited volume space. In detail, when it comes from external noise or high-voltage surge, it must be electrically conducted through the external threaded section 31 of the inner tube 30 to the signal protection module electrically connected to the metal guide rod 35 Any one of the capacitors 43 in the assembly member 44 of the set 40 is then electrically conducted to the inner peripheral wall of the outer tube 20 through any one of the conductive pieces 455 of the conductive member 45. Therefore, by having a mold The combined signal protection module 40 and its components can effectively suppress interference phenomena such as external noise or high-voltage surges.

Second, the signal protection device 10 with double protection design. Please refer to Figures 3 and 4 together, which means that when interference from external noise or high-voltage surges, etc., it is electrically conducted to the signal protection except through the outer circumference of the metal guide rod 35 of the inner tube 30 44 in any of the modules 40 a group member disposed outside of the capacitor 43, the signal any more protected by the conductive member 40 of the module 45, a guide tab and the electrically conductive inner to the outer tube 20 of the 455 In this way, in addition to effectively avoiding damage to the circuit board 51 of the transmission assembly 50 or the transmission component 55 and other components due to interference from external noise or high-voltage surges, it also has a double protection design. The signal protection module 40 can strengthen the suppression of interference phenomena such as external noise or high-voltage surge.

Third, it has a structure to fix the signal protection device 10 and prevent it from falling off. Please refer to FIGS. 3 and 4 again, which means that when the inner tube 30 , the signal protection module 40 , the outer tube 20, and the transmission assembly 50 of the signal protection device 10 are assembled, the outer tube will be immediately assembled. The outer peripheral wall of the tube 20 close to the first accommodating portion 23 is deformed radially toward the outer threaded section 31 of the inner tube 30 until it is clamped to the tubular blocking member 41 of the signal protection module 40 , so that the signal The inner tube 30 and the signal protection module 40 of the protection device 10 are fixed to avoid falling off.

Please refer to FIG. 5, which is another cable connector 1A for installing on a cable disclosed in the second preferred embodiment of the present invention. The main structure is the same as that of the first preferred embodiment disclosed above, but is different The point is that the number of the assembly 44A and the conductive element 45A of the signal protection module 40A is 2, and the other assembly 44A and the other conductive element 45A are sleeved on the toroidal inductor 42A The other side is opposite to the one set of device 44A and the one conductive member 45A ; similarly, any one of the set of devices 44A is separately accommodated in the two capacitors 43A , and any one of the capacitors 43A An electrical terminal is electrically connected to the metal guide rod 35A of the inner tube 30A .

Please refer to FIG. 6, which is another cable connector 1B for installing on a cable disclosed in the third preferred embodiment of the present invention. The main structure is the same as the first and second preferred embodiments disclosed above. The difference is that the number of the signal protection module 40B is all 2, and they are sequentially sleeved at the position of the metal guide rod 35B of the inner tube 30B , so that the ring shape of any signal protection module 40B The inductance 42B , the assembly 44B, and the conductive member 45B are arranged alternately at intervals; similarly, the assembly 44B of any signal protection module 40B is individually accommodated in the two capacitors 43B , and any An electrical terminal of the capacitor 43B is electrically connected to the metal guide rod 35B of the inner tube 30B .

Please refer to FIG. 7, which is another cable connector 1C for installing on a cable disclosed in the fourth preferred embodiment of the present invention. The main structure is the same as the first, second, and third preferred embodiments disclosed above. For example, the difference is that the number of the signal protection module 40C is both 2, and the assembly member 44C and the conductive member 45C are additionally provided, and both are sleeved on the other of the toroidal inductor 42C . side. Wherein the signals are based protection module 40C sequentially sleeved on the inner tube 30C of the position of the guide rod 35C of the metal, so that any one of the signal protection module of the annular inductor 42C 40C, 44C of the group member is provided with the The conductive elements 45C and other components are arranged alternately at intervals; similarly, the assembly element 44C of any signal protection module 40C is separately accommodated in the two capacitors 43C , and an electrical terminal of any one of the capacitors 43C is The metal guide rod 35C electrically connected to the inner tube 30C .

Based on the technical features of the components disclosed in the above-mentioned second, third, and fourth preferred embodiments, the technical effect to be achieved is that different inductance values (or inductances) can be preset according to actual products in advance. Resistance value) After matching different capacitance values (or capacitive reactance values), the preset frequency point and the tolerance value of the isolation noise will be used to select at least one or more toroidal inductors for assembly, except for In addition to effectively improving the applicability of assembly, it can better meet the practical needs of customized design.

Finally, it must be explained again. Anyone with ordinary knowledge in the technical field of the present invention should be able to clearly understand that the detailed description and the examples of the present invention are only suitable for explaining the structure, method, process, etc. of the present invention. The effect it intends to achieve is not intended to limit the scope of the patent application of the present invention. The substitution or change of other equivalent elements, elements, objects, structures, devices, methods or processes shall also be subject to the scope of the patent application of this case. Covered.

1. 1A, 1B, 1C: cable connector 10: Signal protection device 20: Outer tube 21: Internal thread section 23: The first housing part 231: Mosaic section 24: Shoulder 25: The second housing part 26: limit part 30, 30A, 30B, 30C: inner tube 301: first end 302: second end 31: External thread section 33: Teeth 35, 35A, 35B, 35C: metal guide rod 351: Card Design Department 37: Annular convex wall 40, 40A, 40B, 40C: signal protection module 41: Tubular barrier 411: Teeth 413: Fitting part 42, 42A, 42B, 42C: toroidal inductor 421: hole 43, 43A, 43B, 43C: Capacitor 431: Hole 44, 44A, 44B, 44C: assembly parts 441: Piercing 443: set hole 447: Limit 45, 45A, 45B, 45C: conductive parts 451: perforation 453: Compression 455: guide piece 457: Card Design 50: Transmission component 51: circuit board 53: conductive parts 531: perforation 533: locating convex wall 55: Transmission

Figure 1 is a perspective view of the first preferred embodiment of the present invention.

Figure 2 is an exploded and three-dimensional schematic diagram of the components of Figure 1.

Fig. 3 is a cross-sectional view and a three-dimensional schematic diagram taken along line 3-3 of Fig. 1.

Fig. 4 is a schematic partial cross-sectional view of Fig. 1 from another angle.

Fig. 5 is a schematic cross-sectional view of the second preferred embodiment of the present invention.

6 is a schematic cross-sectional view of the third preferred embodiment of the present invention.

Fig. 7 is a schematic cross-sectional view of a fourth preferred embodiment of the present invention.

20: Outer tube

23: The first housing part

24: Shoulder

25: The second housing part

26: limit part

30: inner tube

35: Metal guide rod

351: Card Design Department

43: Capacitance

44: assembly

443: set hole

453: Compression

455: guide piece

457: Card Design

533: locating convex wall

Claims (10)

A signal protection device, which includes: An inner tube has a first end and a second end that corresponds to the first end and is a closed surface. The outer peripheral wall of the inner tube close to the first end has an external thread section; and from the inner tube The center and periphery of the closed surface of the second end protrude to form a metal guide rod; and A signal protection module includes a tubular barrier, a toroidal inductor, at least one capacitor, a set of components, and a conductive component, and the toroidal inductor, the assembling component and the conductive component are respectively set in the The metal guide rod of the inner tube; And the inner peripheral wall of the tubular barrier has a plurality of radially recessed fitting parts for clamping on the inner tube; The assembly is provided with a perforation and at least one set of holes, and the perforation is used to sleeve the metal guide rod of the inner tube, and the at least one set of holes is connected to the metal guide rod of the perforation and the inner tube And the at least one capacitor is accommodated in the at least one set of holes of the assembly, and is electrically connected to the metal guide rod of the inner tube; The conductive element is a metal conductive ring and is arranged between one side of the toroidal inductor and the two components of the assembly; and the conductive element is penetrated with a perforation corresponding to the perforation of the assembly; and the The conductive element has at least one protruding pressing piece and at least one protruding guide piece, so that the annular inductor can pass through the other side of the at least one capacitor accommodated in the at least one set of holes of the assembly An electrical connection is formed with the relationship of being pressed by the at least one pressing piece of the conductive member. The signal protection device according to claim 1 of the scope of patent application, wherein the outer peripheral wall near the second end of the inner tube has a plurality of radially protruding and spaced teeth for being clamped on the signal protection The fitting parts of the tubular barrier of the module. According to the signal protection device described in claim 2 of the scope of patent application, wherein the closed surface of the second end of the inner tube protrudes to form an annular protrusion, and the annular protrusion is arranged around the metal guide rod , So that one side of the annular convex wall is closely attached to the assembly of the signal protection module. According to the signal protection device described in claim 1 of the scope of patent application, wherein the closed surface of the second end of the inner tube protrudes to form an annular protrusion, and the annular protrusion is arranged around the metal guide rod , So that one side of the annular convex wall is closely attached to the assembly of the signal protection module. According to the signal protection device described in any one of claims 1 to 4 in the scope of the patent application, the opening direction of the at least one set of holes of the assembly is intersected with the opening direction of the perforation. A cable connector, which includes: The same as the signal protection device described in any one of items 1 to 4 in the scope of the patent application; and An outer tube, the inner peripheral wall of one end has an internal thread section, and the inner peripheral wall of the other end has a first accommodating portion and a second accommodating portion that are radially concave; and the diameter of the first accommodating portion The radial dimension is larger than the radial dimension of the second accommodating portion to form a shoulder, and the second accommodating portion gradually shrinks in the direction of the internal thread segment to form a push-pull limiting portion; Wherein, the inner tube of the signal protection device is assembled from the first accommodating portion of the outer tube toward the direction of the internal thread section, and the metal guide rod of the inner tube is located inside the outer tube, so that the The tubular blocking member of the signal protection module is clamped in the first accommodating part of the outer tube and clamped to the second accommodating part of the outer tube, and is blocked by the shoulder of the outer tube; and the signal protection The at least one conductive piece of the conductive element of the module abuts against the limiting portion located on the inner peripheral wall of the outer tube and forms an electrical connection. According to the cable connector described in claim 6 of the scope of patent application, it further includes a transmission component, which is assembled from the inner thread section of the outer tube toward the first accommodating part; and the transmission component includes a A circuit substrate, an elastic conductive member, and a transmission member; the circuit substrate is electrically connected to the conductive member and the transmission member respectively; and the conductive member is electrically connected to one side of the circuit substrate, and The conductive element has a through hole for sheathing the metal guide rod of the inner tube of the signal protection module to form an electrical connection; and the conductive element is formed corresponding to the body protruding on the other side of the circuit substrate At least one positioning protrusion is used to abut the other side of the toroidal inductor of the signal protection module. The cable connector according to claim 7 of the scope of patent application, wherein the end of the metal guide rod close to the inner tube is recessed radially toward the body to form a clamping portion for allowing the transmission The conductive part of the component is clamped so that the at least one positioning protrusion of the conductive part of the transmission component tightly abuts the other side of the toroidal inductor of the signal protection module. The cable connector according to claim 8 of the scope of application, wherein the inner peripheral wall of the first accommodating portion of the outer tube is deformed radially toward the outer threaded section of the inner tube until it is locked in the The tubular barrier of the signal protection module of the signal protection device. The cable connector according to claim 9 of the scope of patent application, wherein the inner peripheral wall of the first accommodating portion of the outer tube has a plurality of interlocking sections that are radially protruding and arranged at intervals; the signal of the signal protection device The outer peripheral wall of the tubular barrier of the protection module has a plurality of radially convex and spaced teeth; and when the inner tube of the signal protection device faces the first accommodating part of the inner peripheral wall of the outer tube The direction of the internal thread segment is arranged so that the teeth of the tubular blocking member of the signal protection module are inserted and clamped at the positions of the plurality of inserted segments of the first accommodating portion of the outer tube.

Images